array_merge() and loop tests

require_once(__DIR__.'/autoload.php');

function repeatMerge($array, $rCount)
{
    return call_user_func_array('array_merge', array_fill(1, $rCount, $array));
}

function repeatLoops($array, $rCount)
{
    $result = [];
    $eCount = count($array);
    for($j=0; $j<$rCount; $j++)
    {
        for($i=0; $i<$eCount; $i++)
        {
           $result[]=$array[$i];
        }
    }
    return $result;
}

set_time_limit(0);

$measure    = new \Benchmark\Measure;
$array      = range(1, 1000);
$count      = 1000;


$x          = $measure->benchmarkTime('repeatMerge', [$array, $count], (int)1E2);
$y          = $measure->benchmarkTime('repeatLoops', [$array, $count], (int)1E2);
var_dump($x, $y);